Add to Cart The item has been added Thames & Kosmos 567017 Kids First Intro to Tools & Building Description: Thames & Kosmos 567017 Kids First Intro to Tools & Building Grab your tools, it's time to get building! Learn how to use tools and build your own workbench with this introductory mechanical engineering kit for kids ages three and up... $39.95 $35.95 Add to Cart The item has been added Compare
Add to Cart The item has been added Thames & Kosmos 567018 Kids First Intro to Gears Description: Thames & Kosmos 567018 Kids First Intro to Gears Gears make things move! Join Ty and Karlie, the young engineers featured in the other Kids First early engineering kits, to build four awesome geared machines and learn all about how gears... $39.95 $35.95 Add to Cart The item has been added Compare
Sold out Temporarily Out of Stock Thames & Kosmos 575001 Ooze Labs Magnetic Slime Product Description Mix up a batch of slime that reacts to a magnet. Ooze Labs are fun and simple science experiments in big chunky plastic test tubes! Each Ooze Lab tube contains a simple science experiment to create a safe material that is both fun to... $4.92 Temporarily Out of Stock Compare
Add to Cart The item has been added Thames & Kosmos 575002 Hot Ice Crystals Description: Thames & Kosmos 575002 Hot Ice Crystals Experiment with instantly forming sodium acetate crystals that produce heat. Ooze Labs are fun and simple science experiments in big chunky plastic test tubes! Each Ooze Lab tube contains a simple... $4.92 Add to Cart The item has been added Compare
Add to Cart The item has been added Thames & Kosmos 575003 Ooze Labs Magic Sand Description: Thames & Kosmos 575003 Ooze Labs Magic Sand Explore the bizarre properties of hydrophobic (water-hating) sand, which never gets wet and forms fascinating structures underwater. Ooze Labs are fun and simple science experiments in big chunky... $4.92 Add to Cart The item has been added Compare
Sold out Temporarily Out of Stock Thames & Kosmos 575004 Ooze Labs Hypercolor Slime Product Description Make your own color-changing slime that changes from green to blue depending on the temperature. Ooze Labs are fun and simple science experiments in big chunky plastic test tubes! Each Ooze Lab tube contains a simple science... $4.92 Temporarily Out of Stock Compare
Sold out Temporarily Out of Stock Thames & Kosmos 575005 Ooze Labs Glow-in-the-Dark Slime Product Description Whip up a batch of slime that stores light energy and then glows in the dark! Ooze Labs are fun and simple science experiments in big chunky plastic test tubes! Each Ooze Lab tube contains a simple science experiment to create a safe... $4.92 Temporarily Out of Stock Compare
Sold out Temporarily Out of Stock Thames & Kosmos 575006 Ooze Labs Sunshine Slime Product Description Make a slime that changes color from white to pink-orange in strong ultraviolet light, like direct sunlight. Ooze labs are fun and simple science experiments in big chunky plastic test tubes! each ooze lab tube contains a simple... $4.92 Temporarily Out of Stock Compare
Sold out Temporarily Out of Stock Thames & Kosmos 575007 Ooze Labs Glitter Slime Product Description Mix up a pale blue slime and add holographic glitter flecks to it for a fun, sparkly effect. Ooze Labs are fun and simple science experiments in big chunky plastic test tubes! Each Ooze Lab tube contains a simple science experiment to... $4.92 Temporarily Out of Stock Compare
Add to Cart The item has been added Thames & Kosmos 575008 Ooze Labs Super Expanding Instant Snow Thames & Kosmos 575008 Ooze Labs Super Expanding Instant Snow $4.92 Add to Cart The item has been added Compare
Add to Cart The item has been added Thames & Kosmos 575009 Ooze Labs Glowing Galaxy Slime Description: Thames & Kosmos 575009 Ooze Labs Glowing Galaxy Slime Explore the world of slime with Glowing Galaxy Slime, a cosmic slime that twinkles and glows like the night sky. Using a combination of blue slime powder, glow pigment and two types of... $4.92 Add to Cart The item has been added Compare
Sold out Temporarily Out of Stock Thames & Kosmos 575010 Ooze Labs Quicksand Oozebleck Description: Thames & Kosmos 575010 Ooze Labs Quicksand Oozebleck Mix your own oozebleck, a mysterious oozy substance that behaves a little like quicksand. It becomes a rigid solid under force, but runs like a liquid when no force is applied. This... $4.92 Temporarily Out of Stock Compare